Perform the indicated operations. Be sure to simplify your answer.
+ 
+ 
A. 
B. 4
C. 
D. 3
Answer: B
Mathematics
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Complete the exercises using counting techniques. A sports shop sold tennis rackets in 3 different weights, 2 types of string, and 4 grip sizes. How many different rackets could they sell?
A. 20 B. 9 C. 24 D. 18
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What is the voltage gain of an amplifier whose Vin = 350mW and Vout = 9.31 V?
What will be an ideal response?
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Solve the problem.The length of a rectangular frame is 3 cm more than the width. The area inside the frame is 54 square cm. Find the width of the frame.
A. 12 cm B. 9 cm C. 7 cm D. 6 cm
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Solve the equation.
= 0
A. {-5, -2} B. {5, 2} C. {-10, -4} D. {10, 4}
Mathematics